r/regex
This is a friendly place to learn about or get help with regular expressions. Please read & understand the rules before creating a post.
How to think about r/regex
The community focuses on helping members learn about and troubleshoot regular expressions (regex), a powerful tool for text processing and data manipulation. It serves as a supportive environment for both beginners and experienced users, providing a platform for sharing knowledge, asking questions, and solving regex-related challenges. The friendly atmosphere encourages collaboration and learning, making it a distinct resource for those interested in mastering regex.
Confidence 4/5
Audience
Participants in this community range from novice programmers to seasoned developers, all united by a common interest in regex. The demographic includes tech enthusiasts, data analysts, and software engineers who seek to enhance their skills or solve specific problems. Members typically exhibit a collaborative and helpful vibe, valuing clarity and precision in their discussions.
Posting culture
Posting etiquette emphasizes clarity and specificity, with successful posts often including well-defined questions and examples. Content that provides clear, practical regex solutions tends to thrive, while vague or overly complex queries may receive downvotes. The community is active, with a steady flow of questions and answers, encouraging members to engage regularly and contribute to ongoing discussions.
Brand engagement notes
Brands looking to engage with this community should prioritize educational content that adds value, such as tutorials, tips, and practical applications of regex. Direct promotion or self-serving posts are likely to be met with skepticism or hostility. Instead, brands can foster goodwill by participating in discussions, answering questions, and sharing insights that resonate with the community's focus on learning and problem-solving.
Top keywords
What r/regex talks about
Weighted by how often each term appears in posts and comments, relative to baseline frequency. The largest words are the strongest signals of community focus.
External signals
Where the community looks
Top external domains linked from posts and comments — a quick read on the sources of truth this audience trusts.
Top contributors
Who shapes the conversation
The most active and most-upvoted posters and commenters in this community. Useful when planning outreach or studying a community's tastemakers.
Top posters
By post count
- u/unheardhc
- u/AngryGrenades
- u/flidax
- u/Carrasco_Santo
- u/Etshy
- u/djfrodo
- u/Plus-Nefariousness69
- u/Lelectrolux
- u/Embarrassed-Cat388
- u/rainshifter
- u/WestPro7908
- u/Budget_Race7933
- u/Unable-Airport-9121
- u/WarriorRAA
- u/Familiar-Air-9471
- u/S7EFEN
- u/Benjo118
- u/Penguin2359
- u/gijsmans3773
- u/cantsleep0041am
- u/Ordinary_World
- u/wernser412
- u/madpenguin23
- u/Chance-Sir5784
- u/ravnsulter
- u/Hugo-99
- u/jms181
- u/Ralf_Reddings
- u/-Nepherim
- u/gills61
- u/MaximusConfusius
- u/like_rly_anonymous
- u/donatorlevel69
- u/One_Cable5781
- u/Armandez09651
- u/BackInNJAgain
- u/milkygirl21
- u/Sparkince
By votes
- u/AngryGrenades
- u/flidax
- u/Carrasco_Santo
- u/Etshy
- u/djfrodo
- u/Plus-Nefariousness69
- u/Lelectrolux
- u/Embarrassed-Cat388
- u/rainshifter
- u/WestPro7908
- u/Budget_Race7933
- u/unheardhc
- u/Unable-Airport-9121
- u/WarriorRAA
- u/Familiar-Air-9471
- u/S7EFEN
- u/Benjo118
- u/Penguin2359
- u/gijsmans3773
- u/cantsleep0041am
- u/Ordinary_World
- u/wernser412
- u/madpenguin23
- u/Chance-Sir5784
- u/ravnsulter
- u/Hugo-99
- u/jms181
- u/Ralf_Reddings
- u/-Nepherim
- u/gills61
- u/MaximusConfusius
- u/like_rly_anonymous
- u/donatorlevel69
- u/One_Cable5781
- u/Armandez09651
- u/BackInNJAgain
- u/milkygirl21
- u/Sparkince
Top commenters
By comment count
By votes
Similar communities
Where this audience also spends time
Topic-adjacent communities surfaced from Reddit's own related subreddit signal.
FAQ
r/regex — frequently asked questions
Quick facts about this subreddit's size, history, focus, and related communities.
How many subscribers does r/regex have?
r/regex has approximately 8,712 subscribers as of May 27, 2026.
When was r/regex created?
r/regex was created on January 11, 2009 (17 years ago).
What is r/regex about?
The community focuses on helping members learn about and troubleshoot regular expressions (regex), a powerful tool for text processing and data manipulation. It serves as a supportive environment for both beginners and experienced users, providing a platform for sharing knowledge, asking questions, and solving regex-related challenges. The friendly atmosphere encourages coll…
What subreddits are similar to r/regex?
Communities similar to r/regex include r/bash, r/git, r/sheets, r/libreoffice, r/mysql.
Who are the most active posters on r/regex?
The most frequent posters on r/regex include u/unheardhc, u/AngryGrenades, u/flidax.
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